| Telecommunication Certificates |
|---|
| TIA CTP: The Telecommunications Industry Association's (TIA) Convergence Technologies Professional |
| TIA CCNT: Certified in Convergent Network Technologies |
| Infrastructure of telecom |
|---|
| Multiplexing and Multiplexer |
| Class 5 Switch |
| Circuit Switching |
| Telecom Protocols |
|---|
| Audio Compression and Codec |
| Telecom Systems |
|---|
| DSLAM: Digital Subscriber Line Access Multiplexer |
| POTS: Plain Old Telephone Service |
| T1 and E1 Circuit |
| CSU/DSU: Channel Service Unit/Data Service Unit |
| Tandem Switch and Class 4 Switch |